Zero G Hydra 3 point conversion for ender 5 pro & plus 3-point bed leveling conversion with built in kinematics using 3 100mm mgn9c rails to allow natural expansion of the bed when heated. Kit includes all the hardware, couplers, 3 mgn9c 100mm rails and extrusion. Magnets are 12x3.5 stl here20% printed parts when purchased with a kit Kit includes the following: 2x 90deg corner brackets 3x Couplers 3x kossel balls 3x magnets 1x cable drag chain 1x Extrusion (510 mm for plus 400mm for pro) 3x mgn9c 100mm HoneyBadger kinematic series rails 50x heat insert nuts (yes more) 5x aluminum spacers 16x M3 washers 10x M3*6 screws 12x M5*10 screws 5x M4x16 screws 90x M3*8 screws 5x M3*10 screws 6x M5*8 screws 20x 2020 M5 spring Tnuts 30x 2020 M3 spring Tnuts What you need to source: Compatible mic 6 bed Bed heater SSR TR8 lead screw Z rails x3 (500 for Ender 5 plus 400mm for the 5 pro) Pei (optional) extra motor or 2 depending on which model you have Relevant links: Zero G Hydra Build guide